Code for Transmitter part of the Arduino Home Automation using RF Module Project.

Arduino_RF_Home_Automation_TX_Code.ino

#include <VirtualWire.h> 
const int RF_TX_PIN = 8;
const int load1_ON = 6;
const int load1_OFF = 5;
const int load2_ON = 4;
const int load2_OFF = 3;

char msg[6] = "";
int load1ON = 0;
int load1OFF = 0;
int load2ON = 0;
int load2OFF = 0;

void setup()
{
  vw_set_ptt_inverted(true);
  vw_set_tx_pin(RF_TX_PIN);
  vw_setup(2000);
  
  pinMode(load1_ON, INPUT);
  pinMode(load1_OFF, INPUT);
  pinMode(load2_ON, INPUT);
  pinMode(load2_OFF, INPUT);
}

void loop()
{
  load1ON = digitalRead(load1_ON);
  load1OFF = digitalRead(load1_OFF);
  load2ON = digitalRead(load2_ON);
  load2OFF = digitalRead(load2_OFF);
  
  if (load1ON == HIGH)
  {    
    strcpy(msg, "@ABC$");    
  }
  
  if (load1OFF == HIGH)
  {    
    strcpy(msg, "@BOFF$");    
  }
  
  if (load2ON == HIGH)
  {
    strcpy(msg, "@FON$");    
  }
  
  if (load2OFF == HIGH)
  {
    strcpy(msg, "@FOFF$");    
  }
  
  if(strlen(msg)>0)
  {    
    sendMsg(msg);    
  }
  
  strcpy(msg, "");  
  resetLoads();
}

void sendMsg(char msg[])
{  
  vw_send((uint8_t *)msg, strlen(msg));
  vw_wait_tx();
  delay(400);
}


void resetLoads()
{
  load1ON = 0;
  load1OFF = 0;
  load2ON = 0;
  load2OFF = 0;
}

man hello, i really need ur help
Can u make code for arduino using 2 sensors and 2 wheels to make arduino line follower, but it should follow the line when 2
sensors are on it)HELP PLS